googleapis
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Google APIs Client Library for Node.js
216 lines • 10.9 kB
JavaScript
"use strict";
// Copyright 2014-2016, Google, Inc.
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __generator = (this && this.__generator) || function (thisArg, body) {
var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
function verb(n) { return function (v) { return step([n, v]); }; }
function step(op) {
if (f) throw new TypeError("Generator is already executing.");
while (_) try {
if (f = 1, y && (t = y[op[0] & 2 ? "return" : op[0] ? "throw" : "next"]) && !(t = t.call(y, op[1])).done) return t;
if (y = 0, t) op = [0, t.value];
switch (op[0]) {
case 0: case 1: t = op; break;
case 4: _.label++; return { value: op[1], done: false };
case 5: _.label++; y = op[1]; op = [0]; continue;
case 7: op = _.ops.pop(); _.trys.pop(); continue;
default:
if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
if (t[2]) _.ops.pop();
_.trys.pop(); continue;
}
op = body.call(thisArg, _);
} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
}
};
Object.defineProperty(exports, "__esModule", { value: true });
var fs = require("fs");
var google_auth_library_1 = require("google-auth-library");
var pify = require("pify");
var url = require("url");
var util = require("util");
var apirequest_1 = require("./apirequest");
var endpoint_1 = require("./endpoint");
var fsp = pify(fs);
var Discovery = /** @class */ (function () {
/**
* Discovery for discovering API endpoints
*
* @param options Options for discovery
*/
function Discovery(options) {
this.transporter = new google_auth_library_1.DefaultTransporter();
this.options = options || {};
}
/**
* Generate and Endpoint from an endpoint schema object.
*
* @param schema The schema from which to generate the Endpoint.
* @return A function that creates an endpoint.
*/
Discovery.prototype.makeEndpoint = function (schema) {
return function (options) {
var ep = new endpoint_1.Endpoint(options);
ep.applySchema(ep, schema, schema, ep);
return ep;
};
};
/**
* Log output of generator. Works just like console.log
*/
Discovery.prototype.log = function () {
var args = [];
for (var _i = 0; _i < arguments.length; _i++) {
args[_i] = arguments[_i];
}
if (this.options && this.options.debug) {
console.log.apply(this, arguments);
}
};
/**
* Generate all APIs and return as in-memory object.
* @param discoveryUrl
*/
Discovery.prototype.discoverAllAPIs = function (discoveryUrl) {
return __awaiter(this, void 0, void 0, function () {
var _this = this;
var headers, res, items, apis, versionIndex, apisIndex, _loop_1, _i, apis_1, set;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
headers = this.options.includePrivate ? {} : { 'X-User-Ip': '0.0.0.0' };
return [4 /*yield*/, this.transporter.request({ url: discoveryUrl, headers: headers })];
case 1:
res = _a.sent();
items = res.data.items;
return [4 /*yield*/, Promise.all(items.map(function (api) { return __awaiter(_this, void 0, void 0, function () {
var endpointCreator;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.discoverAPI(api.discoveryRestUrl)];
case 1:
endpointCreator = _a.sent();
return [2 /*return*/, { api: api, endpointCreator: endpointCreator }];
}
});
}); }))];
case 2:
apis = _a.sent();
versionIndex = {};
apisIndex = {};
_loop_1 = function (set) {
if (!apisIndex[set.api.name]) {
versionIndex[set.api.name] = {};
apisIndex[set.api.name] = function (options) {
var type = typeof options;
var version;
if (type === 'string') {
version = options;
options = {};
}
else if (type === 'object') {
version = options.version;
delete options.version;
}
else {
throw new Error('Argument error: Accepts only string or object');
}
try {
var endpointCreator = versionIndex[set.api.name][version];
var ep =
// tslint:disable-next-line: no-any
set.endpointCreator(options, _this);
return Object.freeze(ep); // create new & freeze
}
catch (e) {
throw new Error(util.format('Unable to load endpoint %s("%s"): %s', set.api.name, version, e.message));
}
};
}
versionIndex[set.api.name][set.api.version] = set.endpointCreator;
};
for (_i = 0, apis_1 = apis; _i < apis_1.length; _i++) {
set = apis_1[_i];
_loop_1(set);
}
return [2 /*return*/, apisIndex];
}
});
});
};
/**
* Generate API file given discovery URL
*
* @param apiDiscoveryUrl URL or filename of discovery doc for API
* @returns A promise that resolves with a function that creates the endpoint
*/
Discovery.prototype.discoverAPI = function (apiDiscoveryUrl) {
return __awaiter(this, void 0, void 0, function () {
var parts, file, res, options, url_1, parameters, pcr, res;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
if (!(typeof apiDiscoveryUrl === 'string')) return [3 /*break*/, 5];
parts = url.parse(apiDiscoveryUrl);
if (!(apiDiscoveryUrl && !parts.protocol)) return [3 /*break*/, 2];
this.log('Reading from file ' + apiDiscoveryUrl);
return [4 /*yield*/, fsp.readFile(apiDiscoveryUrl, { encoding: 'utf8' })];
case 1:
file = _a.sent();
return [2 /*return*/, this.makeEndpoint(JSON.parse(file))];
case 2:
this.log('Requesting ' + apiDiscoveryUrl);
return [4 /*yield*/, this.transporter.request({ url: apiDiscoveryUrl })];
case 3:
res = _a.sent();
return [2 /*return*/, this.makeEndpoint(res.data)];
case 4: return [3 /*break*/, 7];
case 5:
options = apiDiscoveryUrl;
this.log('Requesting ' + options.url);
url_1 = options.url;
delete options.url;
parameters = {
options: { url: url_1, method: 'GET' },
requiredParams: [],
pathParams: [],
params: options,
context: { google: { _options: {} }, _options: {} }
};
pcr = pify(apirequest_1.createAPIRequest);
return [4 /*yield*/, pcr(parameters)];
case 6:
res = _a.sent();
return [2 /*return*/, this.makeEndpoint(res.data)];
case 7: return [2 /*return*/];
}
});
});
};
return Discovery;
}());
exports.Discovery = Discovery;
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